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Maxi Contieri

Learn something new every day. - I am a senior software engineer working in industry, teaching and writing on software design, SOLID principles, DDD and TDD.

Buenos Aires Joined on Apr 13, 2020 https://maximilianocontieri.com

Education

Computer Science Degree at Universidad de Buenos Aires

Pronouns

He/Him

Work

Senior Software Engineer at Avature

Pinned

Oct 20 '20

Code Smell 01 - Anemic Models

#codenewbie #oop #beginners #computerscience

2 min read

Oct 13 '20

The One and Only Software Design Principle

#beginners #tutorial #design #oop

5 min read

Cover image for AI Coding Tips

Jan 21

AI Coding Tips

#webdev #ai #programming #beginners

1 min read

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Cover image for AI Coding Tip 003 - Force Read-Only Planning

Jan 20

AI Coding Tip 003 - Force Read-Only Planning

#ai #programming #chatgpt #code

3 min read

Cover image for AI Coding Tip 002 - Prompt in English

Jan 13

AI Coding Tip 002 - Prompt in English

#programming #ai #webdev

3 min read

Cover image for AI Coding Tip 001 - Commit Before Prompt

Jan 6

AI Coding Tip 001 - Commit Before Prompt

#ai #development #coding #webdev

3 min read

Cover image for Code Smell 318 - Refactoring Dirty Code

Dec 30 '25

Code Smell 318 - Refactoring Dirty Code

#webdev #programming #ai #beginners

16 min read

Cover image for Code Smell 317 - Email Handling Vulnerabilities

Dec 23 '25

Code Smell 317 - Email Handling Vulnerabilities

#webdev #programming #security #javascript

14 min read

Cover image for Code Smell 316 - Nitpicking

Dec 16 '25

Code Smell 316 - Nitpicking

#webdev #programming #beginners #tutorial

8 min read

Cover image for Refactoring 037 - Testing Private Methods

Dec 9 '25

Refactoring 037 - Testing Private Methods

#webdev #ai #programming #beginners

10 min read

Cover image for Code Smell 315 - Cloudflare Feature Explosion

Dec 2 '25

Code Smell 315 - Cloudflare Feature Explosion

#webdev #programming #rust #security

13 min read

Cover image for Refactoring 036 - Replace String Concatenations with Text Blocks

Nov 18 '25

Refactoring 036 - Replace String Concatenations with Text Blocks

#webdev #programming #java #beginners

15 min read

Cover image for Code Smell 314 - Model Collapse

Nov 17 '25

Code Smell 314 - Model Collapse

#webdev #ai #programming #web3

16 min read

Cover image for Code Smell 314 - Model Collapse

Nov 11 '25

Code Smell 314 - Model Collapse

#webdev #ai #programming #web3

16 min read

Cover image for Code Smell 313 - Workslop Code

Nov 4 '25

Code Smell 313 - Workslop Code

#webdev #programming #ai #web3

7 min read

Cover image for Code Smell 312 - Too Many Asserts

Oct 28 '25

Code Smell 312 - Too Many Asserts

#webdev #programming #beginners #web3

8 min read

Cover image for Code Smell 311 - Plain Text Passwords

Oct 21 '25

Code Smell 311 - Plain Text Passwords

#webdev #programming #ai #beginners

9 min read

Cover image for Refactoring 035 - Separate Exception Types

Oct 14 '25

Refactoring 035 - Separate Exception Types

#webdev #programming #ai #beginners

8 min read

Cover image for Refactoring 034 - Reify Parameters

Oct 7 '25

Refactoring 034 - Reify Parameters

#webdev #programming #javascript #beginners

8 min read

Cover image for Code Smell 310 - Vague Date Naming

Oct 1 '25

Code Smell 310 - Vague Date Naming

#webdev #programming #flutter #dart

8 min read

Cover image for Code Smell 309 - Query Parameter API Versioning

Sep 12 '25

Code Smell 309 - Query Parameter API Versioning

#webdev #programming #beginners #backend

11 min read

Cover image for Refactoring 033 - Strip Annotations

Sep 1 '25

Refactoring 033 - Strip Annotations

#webdev #programming #beginners #productivity

8 min read

Cover image for Refactoring 032 - Apply Consistent Style Rules

Aug 24 '25

Refactoring 032 - Apply Consistent Style Rules

#webdev #programming #ai #javascript

8 min read

Cover image for Code Smell 308 - Not Polymorphic Return

Aug 16 '25

Code Smell 308 - Not Polymorphic Return

#webdev #programming #codesmell #cleancode

16 min read

Cover image for Refactoring 031 - Removing OOPs

Aug 10 '25

Refactoring 031 - Removing OOPs

#webdev #javascript #refactoring #cleancode

12 min read

Cover image for Code Smell 307 - Naive Time Assumptions

Jul 18 '25

Code Smell 307 - Naive Time Assumptions

#webdev #programming #beginners #tutorial

15 min read

Cover image for Refactoring 030 - Inline Attributes

Jul 11 '25

Refactoring 030 - Inline Attributes

#webdev #programming #javascript #beginners

7 min read

Cover image for Code Smell 306 - AI External Comments

Jul 4 '25

Code Smell 306 - AI External Comments

#webdev #programming #beginners #ai

12 min read

Cover image for Code Smell 305 - Null Infinity

Jun 28 '25

Code Smell 305 - Null Infinity

#webdev #programming #javascript #python

10 min read

Cover image for Explain in 5 Levels of Difficulty

Jun 24 '25

Explain in 5 Levels of Difficulty

#webdev #explain #programming

1 min read

Cover image for Explain in 5 Levels of Difficulty: Vibe Coding

Jun 22 '25

Explain in 5 Levels of Difficulty: Vibe Coding

#webdev #programming #beginners #ai

6 min read

Cover image for Code Smell 304 - Null Pointer Exception

Jun 18 '25

Code Smell 304 - Null Pointer Exception

#webdev #programming #beginners #java

14 min read

Cover image for Code Smell 303 - Breaking Changes

Jun 12 '25

Code Smell 303 - Breaking Changes

#webdev #programming #javascript #beginners

12 min read

Cover image for Code Smell 302 - Misleading Status Codes

Jun 7 '25

Code Smell 302 - Misleading Status Codes

#webdev #programming #beginners #api

16 min read

Cover image for Refactoring 029 - Replace NULL With Collection

Jun 2 '25

Refactoring 029 - Replace NULL With Collection

#webdev #programming #javascript #beginners

12 min read

Cover image for Code Smell 301 - Database as Parameter

May 25 '25

Code Smell 301 - Database as Parameter

#webdev #programming #beginners #tutorial

10 min read

Cover image for Refactoring 028 - Replace Consecutive IDs with Dark Keys

May 17 '25

Refactoring 028 - Replace Consecutive IDs with Dark Keys

#webdev #programming #beginners #security

8 min read

Cover image for Code Smell 300 - Package Hallucination

May 12 '25

Code Smell 300 - Package Hallucination

#security #webdev #json #codesmell

6 min read

Cover image for Code Smell 299 - Overloaded Test Setup

May 9 '25

Code Smell 299 - Overloaded Test Setup

#webdev #programming #beginners #java

14 min read

Cover image for Code Smell 298 - Microsoft Windows Time Waste

May 3 '25

Code Smell 298 - Microsoft Windows Time Waste

#programming #csharp #codesmell #cleancode

9 min read

Cover image for Code Smell 297 - Syntactic Noise

Apr 27 '25

Code Smell 297 - Syntactic Noise

#webdev #programming #javascript #beginners

9 min read

Cover image for From Helpful to Harmful: How AI Recommendations Destroyed My OS

Apr 21 '25

From Helpful to Harmful: How AI Recommendations Destroyed My OS

#ai #programming #chatgpt #refactoring

6 min read

Cover image for Refactoring 027 - Remove Getters

Apr 18 '25

Refactoring 027 - Remove Getters

#webdev #programming #beginners #java

17 min read

Cover image for Code Smell 296 - Unhappy to the Right

Apr 13 '25

Code Smell 296 - Unhappy to the Right

#webdev #programming #javascript #beginners

9 min read

Cover image for Refactoring 026 - Migrate Global Console Input to Declarative Function

Apr 6 '25

Refactoring 026 - Migrate Global Console Input to Declarative Function

#webdev #programming #beginners #python

11 min read

Cover image for Refactoring 025 - Decompose Regular Expressions

Mar 31 '25

Refactoring 025 - Decompose Regular Expressions

#webdev #programming #javascript #beginners

8 min read

Cover image for Code Smell 295 - String Concatenation

Mar 24 '25

Code Smell 295 - String Concatenation

#webdev #programming #beginners #r

8 min read

Cover image for Code Smell 294 - Implicit Return

Mar 16 '25

Code Smell 294 - Implicit Return

#webdev #programming #beginners #swift

6 min read

Cover image for The Great Programmer Purge: How AI Is Taking Over the Tech Workforce

Mar 12 '25

The Great Programmer Purge: How AI Is Taking Over the Tech Workforce

#ai #ux #programming

4 min read

Cover image for Refactoring 024 - Replace Global Variables with Dependency Injection

Mar 9 '25

Refactoring 024 - Replace Global Variables with Dependency Injection

#webdev #programming #javascript #beginners

7 min read

Cover image for Code Smell 293 - isTesting

Mar 6 '25

Code Smell 293 - isTesting

#webdev #programming #beginners #rust

6 min read

Cover image for Code Smell 292 - Missing Return

Feb 27 '25

Code Smell 292 - Missing Return

#webdev #programming #beginners #kotlin

8 min read

Cover image for Code Smell 291 - Mutable Keys

Feb 23 '25

Code Smell 291 - Mutable Keys

#webdev #cleancode #java #refactoring

14 min read

Cover image for Refactoring 023 - Replace Inheritance with Delegation

Feb 16 '25

Refactoring 023 - Replace Inheritance with Delegation

#webdev #programming #beginners #tutorial

9 min read

Cover image for Code Smell 290 - Refused Bequest

Feb 12 '25

Code Smell 290 - Refused Bequest

#webdev #programming #javascript #beginners

10 min read

Cover image for Code Smell 289 - Shy Visitor

Feb 7 '25

Code Smell 289 - Shy Visitor

#webdev #programming #beginners #ai

12 min read

Cover image for Code Smell 288 - Unthrown Exceptions

Feb 2 '25

Code Smell 288 - Unthrown Exceptions

#webdev #programming #beginners #python

8 min read

Cover image for Code Smell 287 - Unused Local Assignment

Jan 29 '25

Code Smell 287 - Unused Local Assignment

#webdev #javascript #programming #beginners

7 min read

Cover image for Refactoring 022 - Extract Common Ancestor

Jan 23 '25

Refactoring 022 - Extract Common Ancestor

#webdev #programming #beginners #tutorial

9 min read

Cover image for Explain in 5 Levels of Difficulty: Quantum Computing

Jan 18 '25

Explain in 5 Levels of Difficulty: Quantum Computing

#quantum #computerscience #quantumcomputing

4 min read

Cover image for Code Smell 286 - Overlapping Methods

Jan 16 '25

Code Smell 286 - Overlapping Methods

#webdev #programming #php #inheritance

12 min read

Cover image for Code Smell 285 - Non-Imperative Functions Names

Jan 10 '25

Code Smell 285 - Non-Imperative Functions Names

#webdev #javascript #programming #beginners

5 min read

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